Extrinsic 67226-1

{
  "heartbeat": {
    "blockNumber": 67225,
    "sessionIndex": 1120,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xe86810198797e435aa1791878ff97dc415d89ed49f9b9cba937c2dcd0c0beb6d4dd99230c510204ff4d708951df4ec3f2c6af1136134a6ec3bbdc07abaa2d68c"
}